This page summarises the information held within TEPCat for the transiting system K2-276b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018AJ....156..277L | |
| Date of discovery paper | 2018 / 10 / 10 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 08 23 48.66 | h m s |
| Declination | +22 38 02.4 | d m s |
| Right ascension (decimal) | 125.95275 | degrees |
| Declination (decimal) | 22.63400 | degrees |
| V-band apparent magnitude | 14.63 | mag |
| K-band apparent magnitude | 12.26 | mag |
| Transit duration | 0.1825 ( 4.380 ) | day hour |
| Transit depth | 0.17 | % |
| Time of mid-transit | 2457151.87653 ± 0.00620 | HJD or BJD |
| Orbital period | 18.7182690 ± 0.0031530 | days |
| Reference for orbital ephemeris | 2018AJ....156..277L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5139 ± 62 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.07 ± 0.05 | dex |
| Stellar mass | 0.820 ± 0.020 | Msun |
| Stellar radius | 0.850 ± 0.020 | Rsun |
| Stellar logarithmic surface gravity | 4.490 ± 0.020 | c.g.s. |
| Stellar mean density | 0.358 +0.142 −0.112 ( 0.51 +0.20 −0.16 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.12910 ± 0.00110 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.336 ± 0.019 ( 3.77 ± 0.21 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 583 +10 −9 | K |
| Reference of detailed study | 2018AJ....156..277L |
K2-276b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)